Army Technical Officers have carried out two controlled explosions in Creggan this afternoon.
The first controlled explosion took place just before 2:30pm.
Two vans have been hijacked in the area – near Circular Road and on Southway.
(Video: Martina Mc Laughlin Facebook)
Superintendent Gordon McCalmont said: “Just before 1:45pm this afternoon, we received a report a delivery driver’s vehicle had been hijacked on Southway by four masked men, one of them who is reported to have had a gun. The two occupants in the van were ordered to drive the vehicle to the Lonemoor Road and leave it there.”